Evidence and Effect Sizes


This is a 3-page PDF presentation to help teachers get started with evidence and effect sizes. There is a simple introduction with examples and follow-up reading.

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Date Updated: 27th February 2023Date Created: 6th May 2020 SKU: Effect-Sizes Categories: , Tags: , ,

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Developing a school research evidence culture is a necessary factor in enabling teachers to thrive. This is difficult to achieve in a demanding profession, but it is not impossible. “Research shows that the strongest evidence cultures are associated with dedicated time across staff groups; open learning cultures; high levels of research engagement across the school; strong, prioritised support structures” (DfE, 2017).



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